Finding the Fourth Proportional to 236,711,316,015.96, 355,126,176,563.49 and 69,018,778,730.76
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Solution
The fourth proportional to 236,711,316,015.96, 355,126,176,563.49 and 69,018,778,730.76 is: 103,545,429,995.77
Step by Step Solution
- Step 1: Write the proportion equation
236,711,316,015.96 : 355,126,176,563.49 = 69,018,778,730.76 : x - Step 2: Convert to fraction form
236,711,316,015.96/355,126,176,563.49 = 69,018,778,730.76/x - Step 3: Cross multiply
236,711,316,015.96x = 355,126,176,563.49 × 69,018,778,730.76 - Step 4: Simplify right side
236,711,316,015.96x = 24,510,375,001,736,320,385,024 - Step 5: Solve for x
x = 24,510,375,001,736,320,385,024/236,711,316,015.96 - Step 6: Final answer
x = 103,545,429,995.77
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.